Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-20 and LANDSAT-8 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 2/21/2023
Index Date (NOAA-20) Time (NOAA-20) Lat,Lon (NOAA-20) SZA (NOAA-20 ) Date (LANDSAT-8) Time (LANDSAT-8) Lat,Lon (LANDSAT-8) SZA (LANDSAT-8 ) Distance(km) Time Diff (sec)
1 02/22/2023 22:49:19 70.16,-166.12 80.23 02/22/2023 22:50:14 70.17,-166.05 80.22 2.96 55
2 02/22/2023 23:40:01 -70.07, 1.34 99.89 02/22/2023 23:39:44 -70.05, 1.41 99.91 3.36 17
3 02/23/2023 00:30:31 69.20, 169.91 79.19 02/23/2023 00:29:23 69.29, 168.02 79.37 75.24 68
4 02/25/2023 15:06:16 70.08, -50.24 79.16 02/25/2023 15:06:40 70.10, -50.26 79.16 1.57 24
5 02/25/2023 15:56:58 -69.99, 117.22 100.96 02/25/2023 15:56:10 -69.98, 117.20 100.97 1.24 48
6 02/28/2023 06:32:30 -70.18,-101.94 101.74 02/28/2023 06:33:38 -70.15,-101.93 101.78 3.19 68
7 02/28/2023 07:23:14 70.07, 65.54 78.13 02/28/2023 07:23:05 70.05, 65.56 78.11 2.93 9
8 02/28/2023 08:13:51 -69.71,-126.60 102.27 02/28/2023 08:12:38 -69.77,-127.20 102.17 23.85 73
9 03/02/2023 22:49:26 -70.12, 13.92 102.83 03/02/2023 22:50:01 -70.13, 13.93 102.83 1.03 35
10 03/02/2023 23:40:10 70.01,-178.61 77.05 03/02/2023 23:39:28 70.02,-178.58 77.06 1.33 42
11 03/05/2023 14:15:43 70.28, -37.88 76.32 03/05/2023 14:16:54 70.24, -37.64 76.26 10.10 71
12 03/05/2023 15:06:23 -70.07, 129.76 103.92 03/05/2023 15:06:25 -70.07, 129.75 103.92 0.66 2
13 03/05/2023 15:57:06 69.91, -62.69 75.91 03/05/2023 15:55:53 69.90, -62.84 75.92 5.63 73

Figure of NOAA-20 and LANDSAT-8 satellite orbits during SNOs since TLE Epoch: 2/21/2023
SNOs_Map_NOAA-20_LANDSAT-8_20230221.jpg

Download SNOs between NOAA-20 and LANDSAT-8 since TLE EPOCH: 02/21/2023 in txt file.

Historial Predications of SNOs between NOAA-20 and LANDSAT-8